216027658145672 has 16 divisors (see below), whose sum is σ = 405333340531200. Its totient is φ = 107938767337360.

The previous prime is 216027658145659. The next prime is 216027658145687. The reversal of 216027658145672 is 276541856720612.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9382704704 + ... + 9382727727.

It is an arithmetic number, because the mean of its divisors is an integer number (25333333783200).

Almost surely, 2^{216027658145672} is an apocalyptic number.

It is an amenable number.

216027658145672 is a deficient number, since it is larger than the sum of its proper divisors (189305682385528).

216027658145672 is a wasteful number, since it uses less digits than its factorization.

216027658145672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18765433876 (or 18765433872 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 62.

The spelling of 216027658145672 in words is "two hundred sixteen trillion, twenty-seven billion, six hundred fifty-eight million, one hundred forty-five thousand, six hundred seventy-two".